Infinite Impermanence [OP17-EN002] Ultimate Rare Tibalt [Class Bonus] On Champion Hit:

[Class Bonus] On Champion Hit: You may sacrifice Gawain

X is equal to the number of "Game" characters you have x500

search your library and/or graveyard for a non-Human creature card with mana value X or less and put it onto the battlefield

When Guardian of Faith enters the battlefield

Infinite Impermanence [OP17-EN002] Ultimate Rare Tibalt [Class Bonus] On Champion Hit:Set: OTS Tournament Pack 17 Card type: Normal Trap Rarity: Ultimate Rare Target 1 face up monster your opponent controls; negate its effects (until the end of this turn), then, if this card was Set before activation and is on the field at resolution, for the rest of this turn all other Spell Trap effects in this column are negated. If you control no cards, you can activate this card from your hand.